/*
 * Copyright (C) 2008 Derek James and Philip Tucker
 * 
 * This file is part of ANJI (Another NEAT Java Implementation).
 * 
 * ANJI is free software; you can redistribute it and/or modify it under the
 * terms of the GNU General Public License as published by the Free Software
 * Foundation; either version 2 of the License, or (at your option) any later
 * version.
 * 
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
 * Place, Suite 330, Boston, MA 02111-1307 USA
 * 
 * created by ptucker
 */
package com.anji.dilemma;

/**
 * @author ptucker
 */
public abstract class MemoryDilemmaPlayer implements DilemmaPlayer {
  private Choice previousChoice = null;
  
  public final Choice choose(Choice opponentPreviousChoice) {
    previousChoice = chooseImpl(opponentPreviousChoice);
    return previousChoice;
  }

  public abstract Choice chooseImpl(Choice opponentPreviousChoice);
  
  public final Choice getPreviousChoice() {
    return previousChoice;
  }

  public void reset() {
    previousChoice = null;
  }
}
